XL-21

XL - 21 enclosed type low voltage power distribution box system, box body is made of cold rolled steel plate bending, knife switch operating handle in the box before the upper right column, could be used as a switching power supply. In front of the distribution box is equipped with voltmeter, indicating bus bus voltage, distribution box front door, the door opened, power distribution boxes all equipment exposed, convenient for maintenance, this distribution box adopts domestic designed a new type of components, with compact structure, convenient maintenance, line scheme can flexible combination and other characteristics, distribution box except equipped with air circuit breaker and fuse as short circuit protection, also equipped with contactor and thermal relay, box at the front door to action buttons and indicator lights.